package com.rsy.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.rsy.common.To.es.SkuEsModel;
import com.rsy.search.config.GulimallElasticSerachConfig;
import com.rsy.search.constant.EsConstant;
import com.rsy.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    private RestHighLevelClient client; //es封装类


    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存到es
        //1、给es中建立索引。product,建立好映射关系

        //2、给es中保存这些数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel model : skuEsModels){
            //1、构造保存请求
            //创建指定索引的es
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            //指定es索引为为商品的id
            indexRequest.id(model.getSkuId().toString());
            String jsonString = JSON.toJSONString(model);
            //将数据放入indexRequest
            indexRequest.source(jsonString, XContentType.JSON);
            //批量保存
            bulkRequest.add(indexRequest);
        }
        //保存
        BulkResponse bulk = client.bulk(bulkRequest, GulimallElasticSerachConfig.COMMON_OPTIONS);
        //TODO 如果批量错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成：{},返回数据：{}",collect,bulk.toString());

        return b;

    }
}
